50 not broken bridge and a sash one square meter 3.8 kg can be connected using an active corner code, you do not need to beat in the corners to do it easier and faster
60 broken bridge and a sash one square meter 5.6 kg of goods in the presence of thickness (1.1mm 1.4mm 1.8mm) (can be connected using an active corner code, you do not need to beat in the corners to do it easier and faster)
1: 3.8 kg per square with low cost. 2: Material for a fan at a right angle is easy to make little waste universal use higher and lower reduces up reserves
1: Rectangular fan material is easy to manufacture, has low losses, reduces supply 2: you can use the special material of the double glass fan or make cuts on a single glass to make it convenient and practical 3: Pownstot to be equipped with screens full of functions, low cost of 4: 5+9+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+5+high -glass.
Floor spring door with an outer bridge of the outer frame in the presence of thickness (1.4mm 2.0mm 3.0mm) simple to manufacture a screw connection is stronger
55 broken bridge and a sash one square meter 5.3 kg of goods in the presence of thickness (1.1mm 1.4 mm 1.8mm) (can be connected using an active corner code, you do not need to beat in the corners to do it easier and faster)
Bridge -type darling, floor hidden drainage, fast drainage, zero water accumulation. A small gap between the fan and the connection of the paths, wind protection and sound insulation!
70 broken bridge and a sash one square meter 6.2 kg goods in the presence of thickness (1.1mm 1.4mm 1.8mm) (can be connected using an active corner code, you do not need to beat in the corners to do it easier and faster)
65 broken bridge and a sash one square meter 5.9 kg goods in the presence of thickness (1.1mm 1.4mm 1.8mm) (can be connected using an active corner code, you do not need to beat in the corners to do it easier and faster)
Floor spring door with a broken bridge External frame goods in the presence of thickness (1.4mm 2.0mm 3.0mm) simple to manufacture a screw connection is stronger